Home / 454,918.72-682,230.24-151,231.36

Finding the Fourth Proportional to 454,918.72, 682,230.24 and 151,231.36

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Solution

The fourth proportional to 454,918.72, 682,230.24 and 151,231.36 is: 226,797.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,918.72 : 682,230.24 = 151,231.36 : x
  2. Step 2: Convert to fraction form
    454,918.72/682,230.24 = 151,231.36/x
  3. Step 3: Cross multiply
    454,918.72x = 682,230.24 × 151,231.36
  4. Step 4: Simplify right side
    454,918.72x = 103,174,607,028.33
  5. Step 5: Solve for x
    x = 103,174,607,028.33/454,918.72
  6. Step 6: Final answer
    x = 226,797.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.